PRACTICAL EXPERIMENTS. 71 cut in squares is of great value in explaining the classification of harmonies. Fig. 15 is a reduced copy of the chart of pure spectrum scales shown on page 41, and which is here placed horizontally for convenience. RV V BV 7B B GB Bg Q ,7_g- ,a7. .7- ,0 7 70 0 RQ OB B , VR … BV 7 B7 VB B GB BG G YG G7 7 07 70 0 BQ OB B VB' Fig. 15. The black zig-zag lines are designed as graphic illustrations of the various classes of harmonies. Contrasted Harmonies as defined are limited to designs in one active color mounted on a background of one of the passive colors and thus need…
Color
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